Flagler Hospital Flagler Hospital (904) 819-5155 400 Health Park BoulevardSt. Augustine, FL 32086 View Google Map Share This Flagler Hospital (904) 819-5155 400 Health Park BoulevardSt. Augustine, FL 32086 Share This Profile Keywords South St. AugustineRequest Visitor InformationRequest St. Augustine FREE information, direct to your inbox.Request Information